| BEARING SURFACE FINISH | 125.0 MICROINCHES |
| BEARING SURFACE TYPE | CHAMFERED |
| HOLE CONFIGURATION STYLE | CONFIGURATION A |
| LOCKING FEATURE | PREVAILING TORQUE ALL NONMETALLIC DESIGN |
| LUBRICATION | DRY FILM LUBRICANT |
| MATERIAL DOCUMENT AND CLASSIFICATION | MIL-N-25027G/S NAS-25027 MIL SPEC 1ST MATERIAL RESPONSE OVERALL EXCEPT INSERT |
| MATERIAL | PLASTIC POLYAMIDE (NYLON) LOCKING INSERT |
| MATERIAL | STEEL OVERALL EXCEPT INSERT |
| NOMINAL THREAD SIZE | 0.164 INCHES |
| NUT STYLE | HEXAGON |
| NUT HEIGHT | 0.735 INCHES MINIMUM AND 0.765 INCHES MAXIMUM |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | NAVY SPECIAL PROJECT |
| SPECIAL FEATURES | NUT IS MODIFIED VERSION FROM NSN 5310-00-721-5447 PER LEN MCAFEE (DSN 4320-5062) |
| WIDTH ACROSS FLATS | 0.922 INCHES MINIMUM AND 0.940 INCHES MAXIMUM |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416, TYPE II, CLASS 2/3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL EXCEPT INSERT |
| SURFACE TREATMENT | CADMIUM AND CHROMATE OVERALL EXCEPT INSERT |
| TEMP RATING | 800.0 FAHRENHEIT MAXIMUM |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD CLASS | 3B |
| THREAD SERIES | UNC |
| THREAD QUANTITY PER INCH | 32 |